Home / 10,289.66-15,435.52-2,793.34

Finding the Fourth Proportional to 10,289.66, 15,435.52 and 2,793.34

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Solution

The fourth proportional to 10,289.66, 15,435.52 and 2,793.34 is: 4,190.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,289.66 : 15,435.52 = 2,793.34 : x
  2. Step 2: Convert to fraction form
    10,289.66/15,435.52 = 2,793.34/x
  3. Step 3: Cross multiply
    10,289.66x = 15,435.52 × 2,793.34
  4. Step 4: Simplify right side
    10,289.66x = 43,116,655.44
  5. Step 5: Solve for x
    x = 43,116,655.44/10,289.66
  6. Step 6: Final answer
    x = 4,190.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.